What is the difference between a fiber card and a digital card?

Fiber laser marking machine application on stainless steel for logo, letters, fiber laser engraving application for more materials.

Stainless Steel Fiber laser engraving machine application on stainless steel for scales, numbers, fiber laser marking application for more materials.

Flying CO2 laser marking machine application for production date on soy sauce bottle, co2 laser marking date of manufacutre for production line on plastic bottle.